Eduard Josef Gübelin

2 books

The Great Book of Jewels by Ernst A. Heiniger, Guido Gregorietti, Jean Heiniger, Erika Billeter, Eduard Josef Gübelin
The Great Book of Jewels
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Ernst A. Heiniger, Guido Gregorietti, Jean Heiniger, Erika Billeter, Eduard Josef Gübelin

The Great Book of Jewels

Ernst A. Heiniger, Guido Gregorietti, Jean Heiniger, Erika Billeter, Eduard Josef Gübelin

316 pages • missing pub info (editions)

challenging informative medium-paced
Photoatlas of Inclusions in Gemstones Volume 1 by John Koivula, Eduard Josef Gübelin
Photoatlas of Inclusions in Gemstones Volume 1
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John Koivula, Eduard Josef Gübelin

Photoatlas of Inclusions in Gemstones Volume 1

John Koivula, Eduard Josef Gübelin

532 pages • first pub 1986 (editions)

nonfiction informative lighthearted medium-paced